<template>
    <button @click="isShowDemo = !isShowDemo">切换隐藏显示</button>
    <Demo v-if="isShowDemo">

    </Demo>
</template>

<script>
    import Demo from "./components/Demo.vue"
    import {ref} from "vue"
    
export default {
    name:"App",
    components:{
        Demo,
    },
    setup(){
        let isShowDemo = ref(true);

        return{
            isShowDemo,
        }
    }
}
</script>


